Dr. Michael R. McNamara, DO
- Part D claims, 2024
- 2,069
- Hospital affiliations
- 1
- Industry payments
- $864
- Medical group
- 1
- State license
- 1
- Practice address
- 615 S Bower Street, Greenville, MI 48838
- Practice phone
- Call (616) 754-4691
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. McNamara's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Michael R. McNamara is a general practice physician in Greenville, Michigan
Dr. McNamara practices at Corewell Health Greenville Hospital in Greenville, Michigan, part of Corewell Health.
Dr. McNamara's NPI, 1801860440, was assigned on February 13, 2006. Dr. McNamara graduated from Michigan State University College of Osteopathic Medicine in 1989. Dr. McNamara holds Michigan license 1801860440.
- NPI
- 1801860440NPI Registry (opens in a new tab)
- NPI enumeration date
- February 13, 2006
- NPI status
- Active
- Practice phone
- (616) 754-4691
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Michael R. McNamara practices at Corewell Health Greenville Hospital in Greenville, Michigan
Dr. McNamara's primary practice is Corewell Health Greenville Hospital, at 615 S Bower Street, Greenville, MI 48838 in Montcalm County. The practice phone is (616) 754-4691.
- Corewell Health Greenville Hospital615 S Bower Street, Greenville, MI 48838 · Montcalm CountyPhone(616) 754-4691
Source: Dmand AI Affiliation Data
Dr. Michael R. McNamara is affiliated with 1 site of care and 1 medical group
Dr. McNamara's primary practice is Corewell Health Greenville Hospital in Greenville, Michigan, part of Corewell Health. The medical group on file is Schoolcraft Memorial Hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Michael R. McNamara's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. McNamara practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Greenville Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Michael R. McNamara is one of 227 general practice physicians in Michigan
General practice is Dr. McNamara's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. McNamara is licensed in Michigan.
Specialties and state licenses
- General practice, MichiganPrimary
General practice physicians near Dr. McNamara
Counts of general practice physicians with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Michael R. McNamara's patients have a median age of 76
Across all payers, Dmand AI patient panel data puts Dr. McNamara's median patient age at 76, with 39% women.
Dr. McNamara's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women39%
- Men61%
Source: Dmand AI Patient Panel Data
Dr. Michael R. McNamara wrote 2,069 Medicare Part D claims in 2024
In 2024, Dr. McNamara wrote 2,069 Medicare Part D claims for 255 patients. 88% of them were for generic drugs. CMS names the drug for 1,654 of them, across 52 drugs with 11 or more claims each, at $118,066 in total drug cost. In 2023, CMS named 6,835 claims across 126 drugs.
Dr. McNamara's Part D claims by kind of drug, 2024
- Generic1,828 claims88%
- Brand-name224 claims11%
- Other17 claims1%
Dr. McNamara's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. McNamara's Part D claims, 2024
- Opioids1%12 of 2,069 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 6,8352024: 1,65476%
Drugs named by CMS: 52 in 2024, 126 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Michael R. McNamara received $864 in industry payments from 2016 to 2024
CMS Open Payments shows 56 general payments to Dr. McNamara from 22 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $145.
General payments to Dr. McNamara by program year, 2016 to 2024
Companies that paid Dr. McNamara the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Michael R. McNamara graduated from Michigan State University College of Osteopathic Medicine
Dr. McNamara graduated from Michigan State University College of Osteopathic Medicine in 1989.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Michael R. McNamara's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Michael R. McNamara
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Michael R. McNamara's NPI number?
Dr. Michael R. McNamara's NPI number is 1801860440. It was assigned on February 13, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael R. McNamara?
Dr. Michael R. McNamara is a general practice physician in Greenville, Michigan. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Michael R. McNamara practice?
Dr. McNamara practices at 615 S Bower Street, Greenville, MI 48838. Dr. McNamara's primary practice is Corewell Health Greenville Hospital in Greenville, Michigan, part of Corewell Health.
What is Dr. Michael R. McNamara's office phone number?
The practice phone on file for Dr. McNamara is (616) 754-4691.
What is Dr. Michael R. McNamara's medical license number?
Dr. McNamara holds Michigan license 1801860440.
Which hospitals is Dr. Michael R. McNamara affiliated with?
Dr. McNamara practices at Corewell Health Greenville Hospital in Greenville, Michigan.
What medical group is Dr. Michael R. McNamara part of?
Dr. McNamara is linked to Schoolcraft Memorial Hospital.
Where did Dr. Michael R. McNamara go to medical school?
Dr. McNamara graduated from Michigan State University College of Osteopathic Medicine in 1989.
What drugs does Dr. Michael R. McNamara prescribe most?
In 2024 Medicare Part D data, Dr. McNamara's most prescribed drugs by claims were Atorvastatin Calcium, Omeprazole and Amlodipine Besylate.
Has Dr. Michael R. McNamara received payments from drug or device companies?
CMS Open Payments shows $864 in general payments to Dr. McNamara from 22 companies from 2016 to 2024. The largest total came from Novo Nordisk Inc.
How long has Dr. Michael R. McNamara been practicing?
Dr. McNamara graduated from medical school in 1989, 37 years ago.
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